Word Pronunciation & Dictionary

real number

Word Rarity Common

Frequency: Zipf frequency 5.31 in modern English

Syllables: re-al num-ber
IPA

14

Scrabble Score

10

Letters

3

Syllables

8

Unique Chars

Meaning

noun

The limit of a convergent sequence of rational numbers, whether the limit is a rational number such as 2, -5, or 2/7 or whether the limit is an irrational number such as the square root of two or the circumference of the circle whose radius is one.

noun

A floating-point number.

Example Sentences

"Every integer is a real number, but not vice versa."
"A real number can be regarded abstractly as an equivalence class of Cauchy sequences of real numbers.ᵂᴾ"
"Even if you pass sqrt an integer, it returns a real number."

Inflected Forms

real numbers (plural)

Phrases

real number line real number system hyperreal number imaginary number surreal number transfinite number

Frequently Paired Words

hyperreal number imaginary number surreal number transfinite number

Synonyms

real

Antonyms

imaginary number

Questions

What does real number mean?: The limit of a convergent sequence of rational numbers, whether the limit is a rational number such as 2, -5, or 2/7 or whether the limit is an irrational number such as the square root of two or the circumference of the circle whose radius is one.

How to pronounce real number

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